using System.Collections;

namespace CSharpPro1._1106;

public class Demo
{
    public void TestPrint()
    {
        ArrayList arrayList = new ArrayList();
        List<User> users = new List<User>();
        
        //Stack<int> stack = new Stack<int>();
        //Stack<User> stack = new Stack<User>();
        Stack<Student> stack = new Stack<Student>();
        
        
    }
}